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NPE-S2 Standard

CONDENSING TANKLESS WATER HEATER

NPE-S2 series gas tankless water heater

Navien NPE-S2 our standard ultra high efficiency tankless with higher performance and technology

When it comes to water heater performance...it’s all about
the output


The NPE-S2 condensing tankless water heaters are so efficient that they outperform much larger capacity non-condensing competitors. More output for the money, lower installation costs and lower operating costs for customers making it the best choice for your next installation.

Other

Navien

Navien...the proven leader in condensing tankless, makes it even easier to install and set up with the new NPE-S2 series

A


2" PVC up to 75 feet and 1/2" gas up to 24 feet

B


High efficiency up to 0.96 UEF and up to 15:1 TDR

C


Durable dual stainless steel heat exchangers

D


EZNav™ multi-line control with built-in intuitive software

Cascading up to 32 units and common vent up to 12 units

Cascade up to 32 units with Navien Ready-Link® technology.

With Navien's Ready-Link® cascading technology, when a unit gets up to 80% capacity the next unit will turn on to help meet requirements. The flow on demand ratio will continue until all 32 units are generating hot water as needed. The Navien cascading system also balances out the workload of each unit for longer life.

Common vent
up to 12 units

Building penetrations are reduced with Navien's common venting feature.

Multi-line control with built-in intuitive software 


Navien’s new backlit EZNav™ control panel uses simple text and icons to make set up, operation status and troubleshooting faster and easier than ever before.

  • Self-diagnostics.
  • Displays temperature and water flow rate.
  • Displays status of cascade operation.
  • Convertible display from °F to °C.
  • User Friendly Interface.
  • Easy setup.

NPE-S2 Models

NPE-150S2
Max Input: 120,000 BTU/h
Indoor or outdoor wall-hung
Residential/Commercial
Navien NPE-150S2 condensing tankless water heaters
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NPE-150S2
NPE-180S2
Max Input: 150,000 BTU/h
Indoor or outdoor wall-hung
Residential/Commercial
Navien NPE-180S2 condensing tankless water heaters
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NPE-180S2
NPE-210S2
Max Input: 180,000 BTU/h
Indoor or outdoor wall-hung
Residential/Commercial
Navien NPE-210S2 condensing tankless water heaters
View model
NPE-210S2
NPE-240S2
Max Input: 199,900 BTU/h
Indoor or outdoor wall-hung
Residential/Commercial
Navien NPE-240S2 condensing tankless water heaters
View model
NPE-240S2

Ready-Link® Manifold System for mounting on a wall or rack

Ready-Link manifold system used to mount Navien tankless water heaters on racks or on a wall
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